M37516F8HP Renesas Electronics America, M37516F8HP Datasheet - Page 10

• Manufacturer Part Number: M37516F8HP
• Description: IC 740 MCU FLASH 32K 48QFP
• Manufacturer: Renesas Electronics America
• Series: 740/38000r

Specifications of M37516F8HP

• Core Processor: 740
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SIO, UART/USART
• Peripherals: PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Fig. 6 Register push and pop at interrupt generation and subroutine call
Table 3 Push and pop instructions of accumulator or processor status register
7516 Group
Rev.1.01
Accumulator
Processor status register
P u s h r e t u r n a d d r e s s
o n s t a c k
P O P r e t u r n
a d d r e s s f r o m s t a c k
Jul 01, 2003
Note: Condition for acceptance of an interrupt
page 8 of 89
M ( S )
( P C
M ( S )
( P C
E x e c u t e R T S
S u b r o u t i n e
I n t e r r u p t r e q u e s t
( S )
( S )
( S )
( S )
H
L
)
)
( S ) – 1
( S ) + 1
( S ) + 1
( S ) – 1
( P C
M ( S )
( P C
M ( S )
H
L
(Note)
)
)
O n - g o i n g R o u t i n e
Push instruction to stack
E x e c u t e J S R
PHA
PHP
Interrupt enable flag is “1”
Interrupt disable flag is “0”
M ( S )
S e r v i c e R o u t i n e
M ( S )
M ( S )
( P C
( P C
( P S )
E x e c u t e R T I
( S )
( S )
( S )
( S )
( S )
( S )
I n t e r r u p t
L
H
)
)
( S ) – 1
( P S )
( S ) – 1
( S ) + 1
( S ) + 1
( S ) + 1
( S ) – 1
( P C
( P C
M ( S )
M ( S )
M ( S )
L
H
)
)
Pop instruction from stack
P u s h r e t u r n a d d r e s s
o n s t a c k
P u s h c o n t e n t s o f p r o c e s s o r
s t a t u s r e g i s t e r o n s t a c k
P O P c o n t e n t s o f
p r o c e s s o r s t a t u s
r e g i s t e r f r o m s t a c k
P O P r e t u r n
a d d r e s s
f r o m s t a c k
I F l a g i s s e t f r o m “ 0 ” t o “ 1 ”
F e t c h t h e j u m p v e c t o r
PLA
PLP